On Thu, Sep 5, 2013 at 2:50 PM, Howard Leadmon <howard at leadmon.net> wrote: > Well back to the drawing board over here, but I did get a kvm error it > seems in the log as well this time. After restarting with the centosplus > kernel as suggested, I still got: > > do_IRQ: 18.146 No irq handler for vector (irq -1) > kvm: 8547: cpu0 disabled perfctr wrmsr: 0xc1 data 0xabcd > kvm: 8547: cpu0 disabled perfctr wrmsr: 0xc1 data 0xabcd > do_IRQ: 18.104 No irq handler for vector (irq -1) > do_IRQ: 3.136 No irq handler for vector (irq -1) > do_IRQ: 3.74 No irq handler for vector (irq -1) > do_IRQ: 18.162 No irq handler for vector (irq -1) > do_IRQ: 18.164 No irq handler for vector (irq -1) > > > The kernel is currently: 2.6.32-358.18.1.el6.centos.plus.x86_64 Just checked the chipset of the HP ProLiant DL580-G5. It looks like Intel 7300. According to : https://access.redhat.com/site/solutions/110053 the issue is related to Intel 5500 and 5520 chipsets. That might be the reason the patch did not work. Or it is also possible that the patch itself does not work. Akemi